Dowel



FIG. 1 is a perspective view of the dowel;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a left side view thereof; and

FIG. 8 is an exploded perspective view thereof.

The broken lines shown in the drawings illustrate portions of the dowel and form no part of the claimed design. 

CLAIM The ornamental design for a dowel as shown and described. 